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A Little About Water
Light and Heat in Water
Distribution Circulation Stratification
43 other sections not shown
abundant algae amount aquatic plants atmosphere back swimmers bacteria bass beetles biological body of water bottom brook brook trout calcium carbon dioxide carp chemical Cladocera color copepods crustacea cycle Daphnia decomposition deeper water density depth diatoms dissolved oxygen diversity dragonfly drifting effects eggs epilimnion feed fertilization flatworms flow food supply free oxygen fresh waters freshwater fungi gases gills greater green plants heat hypolimnion inch insect larvae insects kinds lake land larger larvae less live materials mayflies microscopic midge larvae mussels natural waters nitrogen notably numbers nymphs occur odors organic matter oxidation oxygen supply parasites particular photosynthesis plankton plants and animals pollution populations pounds predators prey production protozoa region relatively reservoir river rocks rotifers sewage shallow silt sludge worms snails soil sometimes species stenothermal stratification stream substances surface water swim temperature thermocline tion trout turbid water turbidity upper water vegetation wastes worms zone